C2 技艺；功绩；业绩；英勇事迹something difficult needing a lot of skill, strength, courage, etc. to achieve it
The Eiffel Tower is a remarkable feat of engineering. 埃菲尔铁塔是工程技术上的一大非凡业绩。
She performed remarkable feats of organization for the company. 她为公司所做的组织工作业绩斐然。